CA1125859A - Systeme de transmission bidirectionnel a fibres optiques - Google Patents

Systeme de transmission bidirectionnel a fibres optiques

Info

Publication number
CA1125859A
CA1125859A CA333,878A CA333878A CA1125859A CA 1125859 A CA1125859 A CA 1125859A CA 333878 A CA333878 A CA 333878A CA 1125859 A CA1125859 A CA 1125859A
Authority
CA
Canada
Prior art keywords
light
optical fiber
emitting diode
wavelength
downstream
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA333,878A
Other languages
English (en)
Inventor
Shigetoki Sugimoto
Kouichi Minemura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP10074278A external-priority patent/JPS5527749A/ja
Priority claimed from JP8623879A external-priority patent/JPS5610748A/ja
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Application granted granted Critical
Publication of CA1125859A publication Critical patent/CA1125859A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2589—Bidirectional transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Optical Communication System (AREA)
CA333,878A 1978-08-17 1979-08-16 Systeme de transmission bidirectionnel a fibres optiques Expired CA1125859A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP10074278A JPS5527749A (en) 1978-08-17 1978-08-17 Optical fiber two-way transmission system
JP100742/1978 1978-08-17
JP86238/1979 1979-07-06
JP8623879A JPS5610748A (en) 1979-07-06 1979-07-06 Two-way transmission system of optical fiber

Publications (1)

Publication Number Publication Date
CA1125859A true CA1125859A (fr) 1982-06-15

Family

ID=26427394

Family Applications (1)

Application Number Title Priority Date Filing Date
CA333,878A Expired CA1125859A (fr) 1978-08-17 1979-08-16 Systeme de transmission bidirectionnel a fibres optiques

Country Status (5)

Country Link
US (1) US4289373A (fr)
CA (1) CA1125859A (fr)
DE (1) DE2933245C2 (fr)
FR (1) FR2433864A1 (fr)
GB (1) GB2031145B (fr)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2038017B (en) * 1978-12-20 1982-11-24 Standard Telephones Cables Ltd Optical fibre directional coupler
DE3001638A1 (de) * 1980-01-17 1981-07-23 Siemens AG, 1000 Berlin und 8000 München Passives bussystem fuer dezentral strukturierte mehrrechneranordnungen, insbesondere multimikrocomputer-anordnungen
DE3010802A1 (de) * 1980-03-20 1981-09-24 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur multiplexuebertragung mehrerer nachrichtenbaender
DE3019956A1 (de) * 1980-05-24 1981-12-03 Ibm Deutschland Gmbh, 7000 Stuttgart Modulares, faseroptisches kommunikationssystem
DE3046140A1 (de) * 1980-12-06 1982-07-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt "signaluebertragungsverfahren, ein halbleiter-bauelement sowie ein elektro-optisches bauelement zur durchfuehrung des verfahrens"
DE3106682A1 (de) * 1981-02-23 1982-09-09 Siemens AG, 1000 Berlin und 8000 München Nachrichtenuebertragungssystem fuer duplex-betrieb ueber eine lichtleitfaser
CH651972A5 (de) * 1981-03-05 1985-10-15 Bbc Brown Boveri & Cie Energieverteilungsanlage.
FR2510846A1 (fr) * 1981-07-31 1983-02-04 Trt Telecom Radio Electr Dispositif de couplage d'un emetteur et d'un recepteur de rayonnement a une extremite d'une fibre optique
DE3134250A1 (de) * 1981-08-29 1983-03-17 Philips Kommunikations Industrie AG, 8500 Nürnberg Verfahren fuer die vielfach-ausnutzung von lichtwellenleiter-adern im wellenlaengen-multiplex
US4867517A (en) * 1981-12-21 1989-09-19 Xerox Corporation Fail-safe acousto-optic T-couplers for optical communication networks
FR2530392B1 (fr) * 1982-07-16 1987-01-02 Instruments Sa Dispositif a isolement optique pour multiplexage ou demultiplexage de longueurs d'onde
DE3232793A1 (de) * 1982-09-03 1984-03-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Optisches koppelglied
FR2537364A1 (fr) * 1982-12-01 1984-06-08 Instruments Sa Procede de transmission d'informations par fibre optique et dispositif pour la mise en oeuvre du procede
DE3306981C2 (de) * 1983-02-28 1987-11-12 Wolfram 8048 Haimhausen Weinberg Vorrichtung zur Photokoagulation von biologischem Gewebe
US4549085A (en) * 1983-04-14 1985-10-22 Cooper Industries, Inc. Electro-optical signal processing systems and devices
US4783137A (en) * 1983-11-15 1988-11-08 Kosman Karel J Fiber optic coupling system
US4880289A (en) * 1983-12-16 1989-11-14 Hitachi, Ltd. Two-way optical transmission system
DE3417652A1 (de) * 1984-05-12 1985-11-14 Honeywell Gmbh, 6000 Frankfurt Serielles bussystem
GB8521213D0 (en) * 1985-08-23 1985-10-02 Gen Electric Co Plc Optical fibre transmission systems
DE3605248A1 (de) * 1986-02-19 1987-09-03 Standard Elektrik Lorenz Ag Optischer sende/empfangsmodul
US4775971A (en) * 1986-03-27 1988-10-04 American Telephone And Telegraph Company, At&T Bell Laboratories Optical communication system
DE3613666A1 (de) * 1986-04-23 1987-10-29 Bks Gmbh Verfahren zur bidirektionalen datenuebertragung und danach arbeitendes elektronisches schlosssystem
DE3631597A1 (de) * 1986-09-17 1988-03-24 Peter Dipl Ing Betzler Einrichtung fuer die unmittelbare zwischenschaltung von lichtleiterkabeln zwischen zwei kommunikationsschnittstellen
DE3833841C2 (de) * 1988-10-05 1997-04-24 Graupner Fa Johannes Funkfernsteuervorrichtung
DE3900095C2 (de) * 1989-01-04 1998-08-20 Kommunikations Elektronik Verfahren zur Übertragung von optischen Signalen über Lichtwellenleiter nach dem Überlagerungsprinzip
DE4128974A1 (de) * 1991-08-31 1993-03-04 Telefunken Electronic Gmbh Betrieb eines systems mittels einer fernbedienung
US5535968A (en) * 1992-07-27 1996-07-16 Union Switch & Signal Inc. Vital railway signal link
EP0799432A4 (fr) * 1994-12-21 1999-03-24 E Tek Dynamics Inc Coupleur optique integrable et dispositifs et systemes obtenus
DE29508660U1 (de) * 1995-05-24 1996-09-19 Robert Bosch Gmbh, 70469 Stuttgart Optische Sende- und Empfangsanordnung
FI955200A (fi) 1995-10-31 1997-05-01 Nokia Mobile Phones Ltd Yhteiskäytäntö half-duplex -liikennöintiä varten
US6201820B1 (en) 1997-03-05 2001-03-13 Silkroad, Inc. Optically modulated laser beam transceiver
US6268946B1 (en) * 1998-07-01 2001-07-31 Radio Frequency Systems, Inc. Apparatus for communicating diversity signals over a transmission medium
US6366713B1 (en) 1998-09-04 2002-04-02 Tellabs Operations, Inc. Strictly non-blocking optical switch core having optimized switching architecture based on reciprocity conditions
US6141132A (en) * 1999-02-02 2000-10-31 Silkroad, Inc. Method of modulating a coherent light source with an electronic digital data stream
US6211978B1 (en) * 1999-02-10 2001-04-03 Anacom Systems, Inc. Multi-channel wave division multiplexer system
US6850662B1 (en) 2000-07-31 2005-02-01 Tellabs Operations, Inc. Optical switch for reciprocal traffic
US6363182B2 (en) 2000-07-31 2002-03-26 James D. Mills Optical switch for reciprocal traffic
US20050025416A1 (en) * 2003-08-01 2005-02-03 Optium Corporation Optical fiber transmission system with increased effective modal bandwidth transmission
CN101532877B (zh) * 2009-03-03 2014-05-07 中国海洋大学 单接收器件的脉冲光谱仪
US10797801B2 (en) * 2017-10-11 2020-10-06 Ii-Vi Delaware Inc. Split optical front end receivers
US11307654B1 (en) * 2019-01-10 2022-04-19 Facebook Technologies, Llc Ambient light eye illumination for eye-tracking in near-eye display

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2422954A (en) * 1942-10-31 1947-06-24 Rca Corp Selective reflector
US3501640A (en) * 1967-01-13 1970-03-17 Ibm Optical communication system
GB1468165A (en) * 1973-06-01 1977-03-23 Plessey Co Ltd Line data and television transmission
FR2368052A1 (fr) * 1976-10-13 1978-05-12 Nippon Selfoc Co Ltd Dispositif de couplage et de derivation optique

Also Published As

Publication number Publication date
GB2031145A (en) 1980-04-16
FR2433864B1 (fr) 1982-10-15
US4289373A (en) 1981-09-15
GB2031145B (en) 1983-03-23
DE2933245C2 (de) 1985-02-28
DE2933245A1 (de) 1980-03-06
FR2433864A1 (fr) 1980-03-14

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Legal Events

Date Code Title Description
MKEX Expiry